21 is the answer
I hope it is I think so
I would put d. because we can affect some but some are also genetic
Answer: They can have a positive impact on how the kids are eating. Maybe a kid don't get fed at home well the nutritionist will help he/she to get the food they need.
Explanation:
Other possibly contributory lifestyle factors include alcohol consumption, stress, diet, exercise, disease, and medication. In summary, the genetic influences on aging may be highly overrated, with lifestyle choices exerting far more important effects on physical aging.
I think it's D. all of the above